package com.siren.tank;

/**
 * @author : wangjichao
 * @description:
 * @date : 2020/7/28 19:31
 */
public class PropertyMgrInnerClass {



    private PropertyMgrInnerClass() {

    }

    private static class PropertyMgrHolder {
        static PropertyMgrInnerClass instance = new PropertyMgrInnerClass();
    }

    public static PropertyMgrInnerClass getInstance() {
        return PropertyMgrHolder.instance;
    }

}
